46 lines
1.5 KiB
C++
46 lines
1.5 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <basegfx/matrix/b2dhommatrix.hxx>
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#include "boxwipe.hxx"
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namespace slideshow::internal {
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::basegfx::B2DPolyPolygon BoxWipe::operator () ( double t )
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{
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::basegfx::B2DHomMatrix aTransform;
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double d = ::basegfx::pruneScaleValue(t);
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if (m_topCentered) {
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aTransform.translate( -0.5, 0.0 );
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aTransform.scale( d, d );
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aTransform.translate( 0.5, 0.0 );
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} else {
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aTransform.scale( d, d );
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}
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::basegfx::B2DPolyPolygon res( m_unitRect );
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res.transform( aTransform );
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return res;
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}
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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